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KSL to ASO: distance & flight time
Kassala (Kassala Airport) → Asosa (Asosa Airport)
389 mi
626 km · 338 nm
1h 29m
estimated nonstop flight time
+1h
time difference · heading south
See live KSL→ASO fares Phone-only fares on this route — call free
Flight time details
389 miles nonstop takes roughly 1h 29m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- KSL — Kassala Airport · Kassala, Sudan
- ASO — Asosa Airport · Asosa, Ethiopia
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near KSL
- HUE · Humera Airport80 mi away
Near ASO
- BEI · Beica Airport44 mi away
- DEM · Dembidollo Airport103 mi away
- RSS · Damazin Airport123 mi away
- GMB · Gambella Airport131 mi away
Frequently asked questions
How far is KSL from ASO?
The flight distance from Kassala (KSL) to Asosa (ASO) is 389 miles (626 km, 338 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSL to ASO?
A nonstop flight takes about 1h 29m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from KSL to ASO?
Nonstop service on KSL–ASO depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 29m nonstop estimate.
What is the time difference between Kassala and Asosa?
Asosa is 1 hour ahead of Kassala.
What is the cheapest way to fly from KSL to ASO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSL–ASO that never appear on search engines, with no booking fees.
Why are some KSL to ASO fares phone-only?
Consolidator contracts let us sell certain KSL–ASO tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.